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Blanche Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Chester-County, Pennsylvania
Our Model Tree links this Blanche Davis across the 1920, 1930 and 1940 US Censuses in Chester-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Lewis & Louis — first a daughter (b.~1904), then head of a 4-person household.
Age 36
b. ~1904
Female
Daughter
Born: Montana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Chester-County, Pennsylvania |
| Surname | Davis |
| Given Name | Blanche |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | West Caln Twp. |
| 1935 Residence (County) | Chester |
| Additional Details | |
| Occupation | Report teacher |
| Industry | School |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 800 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
| Occupation | Report Teacher |
| Township / Ward | West Caln Twp |
| Est. Birth Year | ~1904 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Blanche | Age | Birth yr |
|---|---|---|---|---|
| Louis Davis | Head | — | 70 | ~1870 |
| Blanche Davis | Daughter | — | 36 | ~1904 |
| William Spence | Other | — | 38 | ~1902 |
| Alice Davis | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Chester, Pennsylvania
Daughter, age 16
Chester, Pennsylvania · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Blanch C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Montana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1930
Chester, Pennsylvania
Daughter, age 26
Chester, Pennsylvania · implied b. ~1904 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Blanch C. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Montana |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Montana |
| Occupation | Teacher |
| Industry | Public School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
1940
Chester-County, Pennsylvania
Daughter, age 36
Chester-County, Pennsylvania · implied b. ~1904 — 4 household members
| Surname | Davis |
| Given Name | Blanche |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Montana |
| 1935 Residence (City) | West Caln Twp. |
| 1935 Residence (County) | Chester |
| Occupation | Report teacher |
| Industry | School |
| Class of Worker | GW |
| Hours Worked | 45 |
| Income (1939) | 800 |
| Highest Grade | No 4 |
| 1935 Residence | Same house |
| Birth State | Montana |
| Birth Country | United States |
| Birthplace (normalized) | montana |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Blanche Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lewis Davis (~0.92 confidence) and father Louis Davis (~0.92 confidence) and mother Alice Davis (~0.92 confidence) and mother M Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lewis Davis
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Louis Davis
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Alice Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
Mother
M Davis
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Blanche Davis
Daughter · 1940 · age 36 · b. ~1904 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Chester-County, Pennsylvania
Open full size
1940 US Federal Census — Chester-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03467-00272)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bertha Thompson | 22 | Daughter-in-law | — | Penna. |
| 2 | Marion Thompson | 2 | Daughter | — | Penna. |
| 3 | Charles Hall | 52 | Lodger | Laborer | Penna. |
| 4 | Wyzal Tederick | 45 | Lodger | Laborer | Austria |
| 5 | Clair Dunkle | 20 | Lodger | Laborer | Penna. |
| 6 | Susie B. Dunn | 83 | Head | — | Penna. |
| 7 | Harry J. Cook | 52 | Head | Farmer | Penna. |
| 8 | Martha Cook | 44 | Wife | — | Penna. |
| 9 | Harriet Pfitzenmeyer | 38 | Mother-in-law | — | Penna. |
| 10 | Ruth E. Pfitzenmeyer | 1 | Nephew | — | Penna. |
| 11 | Fred Geldonitz | 35 | Head | Farmer | Penna. |
| 12 | Elizabeth Geldonitz | 29 | Wife | — | Penna. |
| 13 | Edith Geldonitz | 7 | Daughter | — | Penna. |
| 14 | Fred Geldonitz | 5 | Son | — | Penna. |
| 15 | Howard Yoder | 55 | Lodger | Farmer | Penna. |
| 16 | Extra Line | None | — | — | — |
| 17 | Charles Tederick | 43 | Head | Meter Reader | Penna. |
| 18 | Florence Tederick | 43 | Wife | — | Penna. |
| 19 | Edward Tederick | 20 | Son | Musician | Penna. |
| 20 | Ivan Tederick | 18 | Son | Farmer | Penna. |
| 21 | Skillie Taylor | 28 | Son-in-law | Mill Wright | Penna. |
| 22 | Anna Taylor | 22 | Daughter | — | Penna. |
| 23 | Elton Brindley | 71 | Father-in-law | — | Penna. |
| 24 | Albert Brindley | 11 | Lodger | — | Penna. |
| 25 | Ernest Brindley | 10 | Lodger | — | Penna. |
| 26 | Rose Ann Brindley | 8 | Lodger | — | Penna. |
| 27 | Extra Line | None | — | — | — |
| 28 | John Yamshak | 52 | Head | Gateman | Austria |
| 29 | Anna Yamshak | 62 | Wife | — | Austria |
| 30 | Mary Payzek | 37 | Daughter | Sewer | Austria |
| 31 | Joseph Payzek | 13 | Grandson | — | Penna. |
| 32 | Louis R. Davis | 70 | Head | Farmer | Penna. |
| 33 | Alice Davis | 63 | Wife | — | Montana |
| 34 | Blanche Davis THIS PERSON | 36 | Daughter | Report Teacher | Montana |
| 35 | William Spence | 38 | Lodger | Farmer | Penna. |
| 36 | Louis J. Davis | 62 | Head | Farmer | Penna. |
| 37 | Albert Golden | 37 | Lodger | Farmer | Penna. |
| 38 | Extra Line | None | — | — | — |
| 39 | Fred Pfitzenmeyer | 57 | Head | Farmer | Penna. |
| 40 | Alberta Pfitzenmeyer | 50 | Wife | — | Penna. |
Pedigree Summary
Blanche
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)